LCAT1005-03 Replacement: M3933/30-07S, 32AS102-K03S3

Original Part

LCAT1005-03

L-com

RF Attenuators 3dB 0 Hz ~ 18 GHz 50 Ohms 2W SMA In-Line Module

Alternative Part

M3933/30-07S

Amphenol SV Microwave

RF Attenuators 3dB 0 Hz ~ 32 GHz 50 Ohms 2W SMA In-Line Module

32AS102-K03S3

Rosenberger

RF Attenuators 3dB 0 Hz ~ 18 GHz 50 Ohms 2W SMA In-Line Module

1. M3933/30-07S Substitution Conclusion From the perspective of core electrical parameters and mechanical interface, the M3933/30-07S is a fully compatible substitute for the original part. Both share identical attenuation (3dB), impedance (50Ω), rated power (2W), and connector type (SMA In-Line Module). The sole difference lies in the frequency range: the original part supports DC-18 GHz, while the M3933/30-07S supports a wider DC-32 GHz. Within the original system requirement of 18 GHz, the substitute performs equivalently. It offers additional performance margin and extended capability in the 18-32 GHz band. For applications where the operating frequency does not exceed 18 GHz, this constitutes a positive, risk-free upgrade. However, it should be noted that the substitute may carry a higher cost.

2. 32AS102-K03S3 Substitution Conclusion The 32AS102-K03S3 is a direct, form-fit-function equivalent replacement for the original part. All key technical specifications are identical, including attenuation (3dB), frequency range (DC-18 GHz), rated power (2W), impedance (50Ω), and physical package (SMA In-Line Module). No technical discrepancies exist between the two parts based on the provided parameter tables. In terms of electrical performance, frequency coverage, and power handling capability, this part provides functionality identical to the original. It represents the highest feasibility for substitution and is a direct drop-in replacement option requiring no system compatibility re-verification.

Analysis ID: 1E91-6FD6000

Based on part parameters and for reference only. Not to be used for procurement or production.